Re: AW: Re: Backup and Recovery - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: AW: Re: Backup and Recovery
Date
Msg-id 200107051605.f65G5nb18822@candle.pha.pa.us
Whole thread Raw
In response to AW: Re: Backup and Recovery  (Zeugswetter Andreas SB <ZeugswetterA@wien.spardat.at>)
List pgsql-hackers
> > The page images are not needed and can be thrown away once the page is
> > completely sync'ed to disk or a checkpoint happens.
> 
> Actually they should at least be kept another few seconds to allow "stupid"
> disks to actually write the pages :-) But see previous mail, they can also 
> help with various BAR restore solutions.

Agreed.  They have to be kept a few seconds.

--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
853-3000+  If your life is a hard drive,     |  830 Blythe Avenue +  Christ can be your backup.        |  Drexel Hill,
Pennsylvania19026
 


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